TM 9-4520-258-14
5-4. CIRCULATING AIR FAN/PUMP/MOTOR ASSEMBLY.
This task consists of:
a. Removal
b. Inspection
c. Repair
d. Installation
INITIAL SETUP:
Tools:
Material/Parts:
Tool Kit, General Mechanics (Item 3, App B)
Lockwashers (Item 1, App H)
Lockwashers (Item 2, App H)
Equipment Condition:
Unit disconnected from power source (pare 2-8)
General Safety Requirements:
Top panel removed (pare 4-19)
WARNING
Fuel pump and solenoids removed (pare 4-30)
Circulating air fan and motor removed (pare 4-
Contact with hot components can cause burns.
31)
Allow unit to cool down before attempting service/
inspection/maintenance activity.
WARNING
Contact with hot components can cause burns. Allow unit to cool down before attempting
service/ inspection/maintenance activity.
NOTE
Disassemble only to the level required to make repairs.
a.
Removal (Refer to Figure 5- 6)
(1)
Open right side front door (1).
(2)
Remove four nuts (2), four lockwashers (3), eight flat washers (4) and four screws (5). Discard
lockwashers.
(3)
Remove four screws (61, four lockwashers (7) and four flat washers (8). Discard lockwashers.
(4)
Remove motor base (9) and scroll (10).
5-12
